Vaziri, A. ., Chahardoli, A., & Adab, H. . (2025). Presenting a Structural Model for Improving Productivity in Small and Medium-Sized Automotive After-Sales Service Industries Based on the APQC Framework: A Case Study of Atin Part Afzar Company. Journal of Resource Management and Decision Engineering, 4(3), 1-14. https://doi.org/10.61838/kman.jrmde.138